gate.py 文件源码

def _eval_commutator_CNotGate(self, other, **hints):
        """[CNOT(i, j), CNOT(i,k)] == 0."""
        if self.controls[0] == other.controls[0]:
            return Integer(0)
        else:
            raise NotImplementedError('Commutator not implemented: %r' % other)